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Številka objave: US A1: Vrsta objave: Prijava: Številka prijave: US 12/855,880: Datum objave: 30 dec 2010: Datum vložitve: 13 avg 2010: Datum .
A method of increasing the extraction of tellurium from copper electrorefining slime ... patent consists in ... extraction from copper electrorefining slimes: ...
Process for the recovery of tellurium from minerals ... Tellurium extraction from copper electrorefining slimes: ... selenium from minerals and/or acidic solutions:
... extraction of tellurium from copper electrorefining slimes. ... extraction from copper electrorefining slimes ... removing tellurium from copper slimes, ...
The process can be used as a step in an overall hydrometallurgical process for treating refinery residues such as anode slimes for the separation and recovery of ...
For the recovery 131 of the elemental tellurium see copending patent ... Tellurium extraction from copper electrorefining slimes: ... recovery of selenium from ...
A process and method for recovering elemental tellurium from minerals and acidic solutions using a reducing sugar as the reducing agent in order to reduce and ...
... tellurium from copper electrorefining slime comprises leaching the slime with dilute sulphuric acid in a reactor under a partial oxygen pressure of up to 150 psi ...
... extraction of tellurium from copper electrorefining slimes. ... less in the slimes during ... selective extraction of tellurium from copper ...
... selective extraction of tellurium from copper electrorefining slimes. ... substantially selective extraction of tellurium from copper ... Patent Filing date ...
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